Command Line Arguments

With command line arguments it is possible to send configuration information to the application. 

Source: TestArgument.java

public class TestArgument {

         public static void main(String[] args) {        

            int size = Integer.valueOf(args[0]);

            int[] list = new int[size]; 
            System.out.println("Size of the array= " + list.length);           

}

     }

Output: Size of the array=25

Run:

java TestArgument  25

Syntax:

java  ProgramName  argument1  argument2  argumentN